Fan housing for grain dryers



FIG. 1 is a front perspective view of a fan housing for grain dryers, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side elevational view taken from the right of FIG. 1;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front elevational view thereof. 

The ornamental design for a fan housing for grain dryers, substantially as shown. 